python-RAT/setup.py at main · RascalSoftware/python-RAT · GitHub

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importplatform
importsys
fromglobimportglob
frompathlibimportPath

importpybind11
fromsetuptoolsimportExtension, find_packages, setup
fromsetuptools.command.build_clibimportbuild_clib
fromsetuptools.command.build_extimportbuild_ext

PACKAGE_NAME="ratapi"

withopen("README.md") asf:
LONG_DESCRIPTION=f.read()

libevent= ("eventManager", {"sources": ["cpp/RAT/events/eventManager.cpp"], "include_dirs": ["cpp/RAT/events/"]})


ext_modules= [
Extension(
"ratapi.rat_core",
sources=["cpp/rat.cpp", *glob("cpp/RAT/*.c*")],
include_dirs=[
# Path to pybind11 headers
pybind11.get_include(),
pybind11.get_include(True),
"cpp/RAT/",
"cpp/includes/",
 ],
language="c++",
 ),
]


# check whether compiler supports a flag
defhas_flag(compiler, flagname):
importtempfile

fromsetuptools.errorsimportCompileError

withtempfile.NamedTemporaryFile("w", suffix=".cpp") asf:
f.write("int main (int argc, char **argv) { return 0; }")
try:
compiler.compile([f.name], extra_postargs=[flagname])
exceptCompileError:
returnFalse
returnTrue


defget_shared_object_name(lib_name):
ifplatform.system() =="Windows":
returnf"{lib_name}.dll"
elifplatform.system() =="Darwin":
returnf"{lib_name}.dylib"
else:
returnf"{lib_name}.so"


classBuildExt(build_ext):
"""A custom build extension for adding compiler-specific options."""

c_opts= {
"msvc": ["/O2", "/EHsc", "/openmp"],
"unix": ["-O2", "-fopenmp", "-std=c++11"],
 }
l_opts= {
"msvc": [],
"unix": ["-fopenmp"],
 }

ifsys.platform=="darwin":
darwin_opts= ["-stdlib=libc++"]
c_opts["unix"] = [*darwin_opts, "-fopenmp", "-O2"]
l_opts["unix"] = [*darwin_opts, "-lomp"]

defbuild_extensions(self):
ct=self.compiler.compiler_type
opts=self.c_opts.get(ct, [])
link_opts=self.l_opts.get(ct, [])
ifct=="unix":
if"-Wstrict-prototypes"inself.compiler.compiler_so:
self.compiler.compiler_so.remove("-Wstrict-prototypes")

opts.append(f'-DVERSION_INFO="{self.distribution.get_version()}"')
ifhas_flag(self.compiler, "-fvisibility=hidden"):
opts.append("-fvisibility=hidden")
elifct=="msvc":
opts.append(f'/DVERSION_INFO=\\"{self.distribution.get_version()}\\"')
forextinself.extensions:
ext.extra_compile_args=opts
ext.extra_link_args=link_opts
build_ext.build_extensions(self)

defrun(self):
super().run()
build_py=self.get_finalized_command("build_py")
package_dir=f"{build_py.build_lib}/{PACKAGE_NAME}/"
forpinPath(package_dir).glob("**/*"):
ifp.suffixin {".exp", ".a", ".lib"}:
p.unlink()

ifself.inplace:
obj_name=get_shared_object_name(libevent[0])
src=f"{build_py.build_lib}/{PACKAGE_NAME}/{obj_name}"
dest=f"{build_py.get_package_dir(PACKAGE_NAME)}/{obj_name}"
build_py.copy_file(src, dest)


classBuildClib(build_clib):
definitialize_options(self):
super().initialize_options()
build_py=self.get_finalized_command("build_py")
self.build_clib=f"{build_py.build_lib}/{PACKAGE_NAME}"

defbuild_libraries(self, libraries):
# bug in distutils: flag not valid for c++
flag="-Wstrict-prototypes"
ifhasattr(self.compiler, "compiler_so") andflaginself.compiler.compiler_so:
self.compiler.compiler_so.remove(flag)

compiler_type=self.compiler.compiler_type
ifcompiler_type=="msvc":
compile_args= ["/EHsc", "/LD", "-D_DISABLE_CONSTEXPR_MUTEX_CONSTRUCTOR"]
else:
compile_args= ["-std=c++11", "-fPIC"]

forlib_name, build_infoinlibraries:
build_info["cflags"] =compile_args
macros=build_info.get("macros")
include_dirs=build_info.get("include_dirs")
cflags=build_info.get("cflags")
sources=list(build_info.get("sources"))
objects=self.compiler.compile(
sources,
output_dir=self.build_temp,
macros=macros,
include_dirs=include_dirs,
extra_postargs=cflags,
debug=self.debug,
 )
language=self.compiler.detect_language(sources)
self.compiler.link_shared_object(
objects,
get_shared_object_name(lib_name),
output_dir=self.build_clib,
target_lang=language,
 )

super().build_libraries(libraries)


setup(
name=PACKAGE_NAME,
packages=find_packages(exclude=("tests",)),
include_package_data=True,
package_data={"": [get_shared_object_name(libevent[0])], "ratapi.examples": ["data/*.dat"]},
cmdclass={"build_clib": BuildClib, "build_ext": BuildExt},
libraries=[libevent],
ext_modules=ext_modules,
zip_safe=False,
)